fix: Update repository URL format in package.json

Author: Tomohiko Hiraki

package.json

@@ -8,7 +8,7 @@
   "type": "module",
   "repository": {
     "type": "git",
-    "url": "git+https://github.com/tomohiko/fast-playwright-mcp.git"
+    "url": "https://github.com/tomohiko/fast-playwright-mcp"
   },
   "homepage": "https://playwright.dev",
   "engines": {